1401598267 has 2 divisors, whose sum is σ = 1401598268. Its totient is φ = 1401598266.

The previous prime is 1401598249. The next prime is 1401598271. The reversal of 1401598267 is 7628951041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1401598267 - 2¹¹ = 1401596219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1401593267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700799133 + 700799134.

It is an arithmetic number, because the mean of its divisors is an integer number (700799134).

Almost surely, 2^1401598267 is an apocalyptic number.

1401598267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401598267 is an equidigital number, since it uses as much as digits as its factorization.

1401598267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 1401598267 is about 37437.9255167804. The cubic root of 1401598267 is about 1119.1144858098.

The spelling of 1401598267 in words is "one billion, four hundred one million, five hundred ninety-eight thousand, two hundred sixty-seven".